初中 被动语态 精选PPT.ppt

初中 被动语态 第1页，此课件共32页哦英语动词有两种语态：英语动词有两种语态：主动主动语态和语态和被动被动语态。语态。1.1.当我们不知道谁是动作的执行者当我们不知道谁是动作的执行者,2 2.或者只需强调动作的承受者时，要用或者只需强调动作的承受者时，要用被动语态被动语态。被动语态被动语态结构：结构：be+过去分词过去分词(PP)+(by)在改写中应注意：在改写中应注意：1.把把原原来的来的宾语宾语提到前面作被动语态的提到前面作被动语态的主语主语;2.把把动词动词变成变成“be+过去分词过去分词”;3.主动语态中的主动语态中的主语主语变为介词变为介词by的的宾语宾语。第2页，此课件共32页哦表格：被动态基本结构时态被动语态结构一般现在时一般过去时现在进行时过去进行时一般将来时过去将来时现在完成时过去完成时am/is/are donewas/were doneam/is/are being donewas/were being done(shall/will/be going to)be donewould be donehave/has been donehad been done第3页，此课件共32页哦情态动词的被动语态情态动词+be+donemust be done/mustnt be doneshould be done/shouldnt be donecan be done/cant be donemay be done/might be done第4页，此课件共32页哦Some people attacked the towers.S V O The towers were attacked S V by some people.第5页，此课件共32页哦Oral practice-主动句改被动句 Oral practice-1.Change each sentence into passive voice:1)A car knocked him down yesterday.2)These two kids plant trees every year3)We should protect the earth4)Well put on the play next SundayHe was knocked down by a car yesterdayTrees are planted by these two kids every year.The earth should be protected by us.The play will be put on next Sunday.第6页，此课件共32页哦几种特殊结构几种特殊结构1.My uncle gave me a gift on my birthday2.We often hear him play the guitarI was given a gift on my birthdayA gift was given to me on my birthday.He is often heard to play the guitar注意：注意：see,watch,hear,notice,feel,make,listen to,look at等动词等动词/短语后作宾语补语的不定式都不带短语后作宾语补语的不定式都不带to；但改成被动语态后必须带；但改成被动语态后必须带to。Be seen to do,be made to do,be heard to do,be watched to do 第7页，此课件共32页哦We should take care of the old people.The old people should be taken care of.第8页，此课件共32页哦1。动词。动词(表示主语的属性特征表示主语的属性特征)+副词副词(well/badly/easily/smoothly),用主动式表被动义。用主动式表被动义。read,write,sell,wash,clean,wear,lock,open,cook,shut,dry,eat,drink,The books _ well A.were sold B.sell C.have sold D.are being soldThis kind of cloth _ easily A.has washed B.was washed C.washes D.is washedBC主动式表被动义主动式表被动义第9页，此课件共32页哦2.不定式在某些形容词后作状语不定式在某些形容词后作状语,且和句子的主语且和句子的主语(或宾语或宾语)构成动宾关系时构成动宾关系时,用主动式表被动义。用主动式表被动义。difficult,easy,hard,fit,pleasant,good,comfortable,light,heavy,safe,The fish is not fit _(eat)We find English is hard _(learn)The article is difficult _(understand).to eatto learnto understand第10页，此课件共32页哦3.不定式作后置定语不定式作后置定语,与被修饰的名词构成动宾关与被修饰的名词构成动宾关系系,又和该句主语又和该句主语(或宾语或宾语)构成主谓关系时构成主谓关系时,用主动式用主动式表被动义。表被动义。I have a lot of homework _(do)Ill give him some books _(read)to doto read第11页，此课件共32页哦表示状态特征的表示状态特征的连系动词连系动词+adj./n.,用用主主动式表被动义动式表被动义。4表示状态特征的表示状态特征的连系动词连系动词+adj./n.,用用主动式表被动主动式表被动义义。(look,sound,feel,smell,taste,prove,appear,make,.)The steel feels cold5 表示表示“开始、结束、运动开始、结束、运动”的动词的动词用主动式表被动用主动式表被动义。义。(begin,open,start,stop,end,finish,shut,move,run,.)The shop opens at 6 am.every day第12页，此课件共32页哦表示主语的表示主语的属性特征的动词属性特征的动词+副词副词well/badly/easily/smoothly,用主动式表被用主动式表被动义动义6.作作“需要需要”讲的讲的want/need/require后接后接动动名词作宾语时，用名词作宾语时，用主动式主动式表被动义；当然也可表被动义；当然也可接接不定式的被动式不定式的被动式作宾语作宾语。Your jacket needs washing/to be washed第13页，此课件共32页哦Quiz 1 Quiz 11.The steel _ cold A.is felt B.was feeling C.feels D.is being felt2.His plan _ good A.has sounded B.is sounding C.is sounded D.soundsCD第14页，此课件共32页哦Quiz 2Quiz 2The shop _ at 6 am.every day A.opens B.opened C.is opened D.is openingWork _ at 7 pm.today A.ends B.ended C.was ended D.had endedAB第15页，此课件共32页哦The pen _ smoothly A.was wrote B.writes C.has writing D.is writtenThis coat _ easily A.has washed B.was washed C.washes D.is washedQuiz 3BC第16页，此课件共32页哦Your jacket needs _(wash)The house requires _(repair)Quiz 4washingrepairing第17页，此课件共32页哦The fish is not fit _(eat)We find English difficult _(learn)Quiz 5to eatto learn第18页，此课件共32页哦I have much homework _(do)Ill give the boy some books _(read)Quiz 6to doto read第19页，此课件共32页哦Correcting mistake2.Correct the mistake(s)in each sentence if any:1)Two boys hurt while playing a ball2)The singer lived in London until he was sending to university3)How long do you think the meeting will be lasted?was sentwill lastwere hurt第20页，此课件共32页哦4)A fire was broken out last night5)He had to travel by bus as his car was damaged in an accident a few days before6)The large building that is now built will be a hospitalhad been damagedis now being builtbroke out第21页，此课件共32页哦7)Class is begun at 7:30 every day8)His plan is sounded good9)Your coat needs being washedbeginssoundsto be washed/washing 第22页，此课件共32页哦1.An exhibition of paintings _ at the museum next weekAare to be held B.is to be heldC.are holdingDwill holdMultiple choice B第23页，此课件共32页哦2.Im sorry,sirYour recorder isnt ready yetIt _ in the factoryA.is being repairedB.is repairedC.has been repairedD.hasnt been repairedA第24页，此课件共32页哦3Every possible means _,but none _ successfulA.has tried;has provedBtried;provesC.has been tried;provesD.is being tried;is provedC第25页，此课件共32页哦4The question he asked is hard _ A.for answer B.to answer Cto be answered D.answeringB第26页，此课件共32页哦5In warm weather,fruit and meat _ longA.cannot be keptB.dont keepC.mustnt keepD.is not keptA第27页，此课件共32页哦6He received a telegram _:“Mother ill”Awritten B.reading C.said D.writing B第28页，此课件共32页哦7.-Did you hand him the letter yesterday?-No,I _ to himA.brought itB.took itC.had it sentD.carried it C第29页，此课件共32页哦8Alice had a dress _ last weekAmadeB.makeC.to be madeD.to makeA第30页，此课件共32页哦9The teacher couldnt make him _ attention to because the students were so noisy.A.payB.paidC.to payD.to be paidB第31页，此课件共32页哦10.-When will the lecture begin?-When the students _ Ahave sat Bsat down Cwill sit Dare seatedD第32页，此课件共32页哦